Redox, haem and CO in enzymatic catalysis and regulation [PDF]
The present paper describes general principles of redox catalysis and redox regulation in two diverse systems. The first is microbial metabolism of CO by the Wood–Ljungdahl pathway, which involves the conversion of CO or H2/CO2 into acetyl-CoA, which ...
Bender, Güneş +17 more
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The crystal structure of the C-terminal domain of the salmonella enterica pduo protein: An old fold with a new heme-binding mode [PDF]
The two-domain protein PduO, involved in 1,2-propanediol utilization in the pathogenic Gram-negative bacterium Salmonella enterica is an ATP:Cob(I)alamin adenosyltransferase, but this is a function of the N-terminal domain alone.
de Oru\ue9 Lucana, Dar\uedo Ortiz +6 more
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Electronic structure and correlations of vitamin B12 studied within the Haldane-Anderson impurity model [PDF]
We study the electronic structure and correlations of vitamin B12 (cyanocobalamine) by using the framework of the multi-orbital single-impurity Haldane-Anderson model of a transition-metal impurity in a semiconductor host. The parameters of the effective
Bulut, Nejat +2 more
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Sinorhizobium meliloti requires a cobalamin-dependent ribonucleotide reductase for symbiosis with its plant host [PDF]
Vitamin B[subscript 12] (cobalamin) is a critical cofactor for animals and protists, yet its biosynthesis is limited to prokaryotes. We previously showed that the symbiotic nitrogen-fixing alphaproteobacterium Sinorhizobium meliloti requires cobalamin to
Abbas B. A. +5 more
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EVALUATION OF ANTIBIOTIC RESISTANCE PROFILES OF HALOBACTERIA ISOLATED FROM THE FOOD CHAIN [PDF]
L’insorgenza e la diffusione dell’antibiotico resistenza sta diventando un problema a livello mondiale. Molti sono gli ambienti in cui può avvenire tale diffusione, ma una delle principali vie di trasmissione passa attraverso la catena alimentare ...
FALASCONI, IRENE
core
Involvement of corrinoids in the methylation of coenzyme M (2-mercaptoethanesulfonic acid) by methanol and enzymes fromMethanosarcina barkeri [PDF]
Peter Alexander van der Meijden +3 more
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Mercury Methylation by Cobalt Corrinoids: Relativistic Effects Dictate the Reaction Mechanism [PDF]
Taye B. Demissie +3 more
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Current Aspects of Corrinoid Synthesis
Proceedings of the Robert A. Welch Foundation Conferences on Chemical Research: XII.
openaire +2 more sources
Comparative biochemistry of CO2 fixation and the evolution of autotrophy [PDF]
Carbon dioxide fixation is a polyphyletic trait that has evolved in widely separated prokaryotic branches. The three principal CO2-assimilation pathways are (i) the reductive pentose-phosphate cycle, i. e.
Ana María Velasco +3 more
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His84 rather than His35 is the active site histidine in the corrinoid protein MtrA of the energy conserving methyltransferase complex from Methanobacterium thermoautotrophicum [PDF]
Karin Sauer, Rudolf K. Thauer
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